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Issue metadata

Status: Verified
Owner: ----
Closed: Feb 2017
Cc:
Components:
EstimatedDays: ----
NextAction: ----
OS: Linux
Pri: 1
Type: Bug-Security



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Heap-buffer-overflow in BilinearInterpFloat

Project Member Reported by ClusterFuzz, Feb 24 2017

Issue description

Comment 1 by vakh@chromium.org, Feb 25 2017

Cc: tsepez@chromium.org
Components: Internals>Plugins>PDF

Comment 2 by vakh@chromium.org, Feb 25 2017

Status: Available (was: Untriaged)
Project Member

Comment 3 by ClusterFuzz, Feb 25 2017

ClusterFuzz has detected this issue as fixed in range 447007:452906.

Detailed report: https://cluster-fuzz.appspot.com/testcase?key=5668534987522048

Fuzzer: afl_pdf_codec_icc_fuzzer
Job Type: afl_chrome_asan
Platform Id: linux

Crash Type: Heap-buffer-overflow READ 16
Crash Address: 0x607000000850
Crash State:
  BilinearInterpFloat
  _LUTevalFloat
  XFormSampler16
  
Sanitizer: address (ASAN)

Recommended Security Severity: Medium

Regressed: https://cluster-fuzz.appspot.com/revisions?job=afl_chrome_asan&range=420425:420578
Fixed: https://cluster-fuzz.appspot.com/revisions?job=afl_chrome_asan&range=447007:452906

Reproducer Testcase: https://cluster-fuzz.appspot.com/download/AMIfv971EciayWb8DMZ-yS2bbdJp3GkdD0gPzYwv8QnVTijV2AXEDThiR6eqCPWdSgFtz2-9BnxeWxmdFF2PtcRK0BZj8-T1No9hMxv4oI39O_b1FfacimQdmbB8b1sbuXChE7SGrqQtQ-WE0U_bDM170Gyhh63jO1zy9hy5HBiPVXWBLLt2DxMUvbRwBq-0iUkEti1FtQOP_ZCOvBSnCSZwmLOXsb6AJ-XpzG-lB4fpb-RBErly7rKjAgwxiHTlYyWv1faqYJ2W7BubFDNYj3QD7tOqgxKrJBxeiiPG2IrvIVLhuZlkUzfEO8reNf7mTnclR4MrU0orR_LmoQU35wT-S_ggE6KPlkeoMTx7PXOLFQS7hDICULOnHg5QOKZNWor7EzZ5kXRbKIp3DKEMInIkf6hb_1Wv9A?testcase_id=5668534987522048


See https://chromium.googlesource.com/chromium/src/+/master/testing/libfuzzer/reproducing.md for more information.

If you suspect that the result above is incorrect, try re-doing that job on the test case report page.
Project Member

Comment 4 by ClusterFuzz, Feb 25 2017

Labels: ClusterFuzz-Verified
Status: Verified (was: Available)
ClusterFuzz testcase 5668534987522048 is verified as fixed, so closing issue.

If this is incorrect, please add ClusterFuzz-Wrong label and re-open the issue.
Project Member

Comment 5 by sheriffbot@chromium.org, Feb 25 2017

Labels: -Restrict-View-SecurityTeam Restrict-View-SecurityNotify

Comment 6 by awhalley@google.com, Mar 31 2017

Labels: M-58

Comment 7 by awhalley@google.com, Apr 18 2017

Labels: Release-0-M58
Project Member

Comment 8 by sheriffbot@chromium.org, Jun 4 2017

Labels: -Restrict-View-SecurityNotify allpublic
This bug has been closed for more than 14 weeks. Removing security view restrictions.

For more details visit https://www.chromium.org/issue-tracking/autotriage - Your friendly Sheriffbot
Project Member

Comment 9 by sheriffbot@chromium.org, Jul 28

Labels: Pri-1

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